MHG Heating ThermSelect, Assembly, Commissioning And Maintenance Instructions

Page: 54 / 100

6. Assembly
ThermSelect®
54/100
Highly reliable spring clips are used as connection terminals. The
clips are opened with the appropriate, included tool (small screw
driver) which is inserted in the respective square opening and is
then moved in the direction away from the lead intake opening.
Electrical connection for compres-
sor
The connection for the supply lines from the special tariff (3c400 V,
N, PE) occur directly on the motor protection switch (L1, L2, L£) and
for N and PE on the relevant terminal connectors on the top-hat rail.
Fig. 19: Special tariff connection
Electrical connections for RVS con-
troller
Component Connection to Line on site
Sensor outside
RVS controller,
slot k,
terminal B9, M
Cable interchangea-
ble
Sensor source inlet
49.0
RVS controller,
slot r,
terminal B91, M
Cable interchangea-
ble
Sensor evaporator
48.1
RVS controller,
slot s,
terminal B84, M
Cable interchangea-
ble
Control signal 0-10 V
RVS controller,
slot z,
terminal UX, M
Terminal connectors
ventilator
terminal 0-10
V/PWM, GND
Comply with polarity